Isagoge in canonicas septem epistolas

strangers and pilgrims, etc. These things certainly cannot be understood as referring only to the Jews. Thus, in chapter 4, verse 3, he speaks to the faithful as if they were converted from the Gentiles. Therefore, it must be established that Peter, the prince of the Apostles, had regard not so much for the Jews as for all who were converted, since the holy ones are properly strangers and pilgrims in this world.

The occasion, as it appears, was offered by the arrival of Sylvanus, who had previously taught and established churches in various places with Paul; to which he was now about to return, he passed through Babylon and there, as it seems, he met Peter, from whom he received this epistle for all the elect, so that they might be partly armed against open dangers and partly instructed against false brethren, who were everywhere corrupting sound doctrine in various ways, just as Satan is a crafty interpreter of religion.

The main genus is protreptikon exhortative because